NCIt synonyms : Cluster of Differentiation Antigens; CD; Cluster of Designation; Classification Determinant; Differentiation Antigen; CD Antigen;
CISMeF acronym : CD;
NCIt definition : Cell surface antigens that are differentially expressed on the surface of cells in
both a tissue- and differentiation stage-specific manner. Identification of differentiation
antigens can be used to characterize, and isolate, the types of cells in a sample
and can identify cells that have undergone differentiation or transformation.;